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00017 #ifndef __itkVectorImage_h
00018 #define __itkVectorImage_h
00019
00020 #include "itkImageBase.h"
00021 #include "itkImageRegion.h"
00022 #include "itkImportImageContainer.h"
00023 #include "itkDefaultVectorPixelAccessor.h"
00024 #include "itkDefaultVectorPixelAccessorFunctor.h"
00025 #include "itkVectorImageNeighborhoodAccessorFunctor.h"
00026 #include "itkPoint.h"
00027 #include "itkContinuousIndex.h"
00028 #include "itkVariableLengthVector.h"
00029 #include "itkWeakPointer.h"
00030
00031 namespace itk
00032 {
00033
00078 template <class TPixel, unsigned int VImageDimension=3 >
00079 class ITK_EXPORT VectorImage :
00080 public ImageBase< VImageDimension >
00081 {
00082 public:
00084 typedef VectorImage Self;
00085 typedef ImageBase< VImageDimension > Superclass;
00086 typedef SmartPointer<Self> Pointer;
00087 typedef SmartPointer<const Self> ConstPointer;
00088 typedef WeakPointer<const Self> ConstWeakPointer;
00089
00091 itkNewMacro(Self);
00092
00094 itkTypeMacro(VectorImage, ImageBase);
00095
00100 typedef VariableLengthVector< TPixel > PixelType;
00101
00105 typedef TPixel InternalPixelType;
00106
00108 typedef PixelType ValueType;
00109
00110 typedef InternalPixelType IOPixelType;
00111
00114 typedef DefaultVectorPixelAccessor< InternalPixelType > AccessorType;
00115
00118 typedef DefaultVectorPixelAccessorFunctor< Self > AccessorFunctorType;
00119
00122 typedef VectorImageNeighborhoodAccessorFunctor<
00123 Self > NeighborhoodAccessorFunctorType;
00124
00129 itkStaticConstMacro(ImageDimension, unsigned int, VImageDimension);
00130
00132 typedef ImportImageContainer<unsigned long, InternalPixelType> PixelContainer;
00133
00135 typedef typename Superclass::IndexType IndexType;
00136 typedef typename Superclass::IndexValueType IndexValueType;
00137
00139 typedef typename Superclass::OffsetType OffsetType;
00140
00142 typedef typename Superclass::SizeType SizeType;
00143
00145 typedef typename Superclass::DirectionType DirectionType;
00146
00148 typedef typename Superclass::RegionType RegionType;
00149
00152 typedef typename Superclass::SpacingType SpacingType;
00153
00156 typedef typename Superclass::PointType PointType;
00157
00159 typedef typename PixelContainer::Pointer PixelContainerPointer;
00160 typedef typename PixelContainer::ConstPointer PixelContainerConstPointer;
00161
00163 typedef typename Superclass::OffsetValueType OffsetValueType;
00164
00165 typedef unsigned int VectorLengthType;
00166
00169 void Allocate();
00170
00174 void SetRegions(RegionType region)
00175 {
00176 this->SetLargestPossibleRegion(region);
00177 this->SetBufferedRegion(region);
00178 this->SetRequestedRegion(region);
00179 }
00181
00182 void SetRegions(SizeType size)
00183 {
00184 RegionType region; region.SetSize(size);
00185 this->SetLargestPossibleRegion(region);
00186 this->SetBufferedRegion(region);
00187 this->SetRequestedRegion(region);
00188 }
00189
00192 virtual void Initialize();
00193
00196 void FillBuffer(const PixelType& value);
00197
00203 void SetPixel( const IndexType &index, const PixelType& value )
00204 {
00205 OffsetValueType offset = m_VectorLength * this->ComputeOffset(index);
00206 for( VectorLengthType i = 0; i < m_VectorLength; i++ )
00207 {
00208 (*m_Buffer)[offset + i] = value[i];
00209 }
00210 }
00211
00217 const PixelType GetPixel(const IndexType &index) const
00218 {
00219 OffsetValueType offset = m_VectorLength * this->ComputeOffset(index);
00220 PixelType p( &((*m_Buffer)[offset]), m_VectorLength );
00221 return p;
00222 }
00223
00228 PixelType GetPixel(const IndexType &index )
00229 {
00230 OffsetValueType offset = m_VectorLength * this->ComputeOffset(index);
00231 PixelType p( &((*m_Buffer)[offset]), m_VectorLength );
00232 return p;
00233 }
00234
00240 PixelType operator[](const IndexType &index)
00241 { return this->GetPixel(index); }
00242
00248 PixelType operator[](const IndexType &index) const
00249 { return this->GetPixel(index); }
00250
00253 InternalPixelType * GetBufferPointer()
00254 { return m_Buffer ? m_Buffer->GetBufferPointer() : 0; }
00255 const InternalPixelType *GetBufferPointer() const
00256 { return m_Buffer ? m_Buffer->GetBufferPointer() : 0; }
00258
00260 PixelContainer* GetPixelContainer()
00261 { return m_Buffer.GetPointer(); }
00262
00264 const PixelContainer* GetPixelContainer() const
00265 { return m_Buffer.GetPointer(); }
00266
00269 void SetPixelContainer( PixelContainer *container );
00270
00281 virtual void Graft(const DataObject *data);
00282
00284 AccessorType GetPixelAccessor( void )
00285 { return AccessorType( m_VectorLength ); }
00286
00288 const AccessorType GetPixelAccessor( void ) const
00289 { return AccessorType( m_VectorLength ); }
00290
00292 NeighborhoodAccessorFunctorType GetNeighborhoodAccessor()
00293 { return NeighborhoodAccessorFunctorType( m_VectorLength ); }
00294
00296 const NeighborhoodAccessorFunctorType GetNeighborhoodAccessor() const
00297 { return NeighborhoodAccessorFunctorType(m_VectorLength); }
00298
00299
00301 itkSetMacro( VectorLength, VectorLengthType );
00302 itkGetConstReferenceMacro( VectorLength, VectorLengthType );
00304
00306 virtual unsigned int GetNumberOfComponentsPerPixel() const;
00307 virtual void SetNumberOfComponentsPerPixel( unsigned int n );
00309
00310 protected:
00311 VectorImage();
00312 void PrintSelf( std::ostream& os, Indent indent ) const;
00313 virtual ~VectorImage() {}
00314
00315 private:
00316 VectorImage( const Self & );
00317 void operator=(const Self&);
00318
00320 VectorLengthType m_VectorLength;
00321
00323 PixelContainerPointer m_Buffer;
00324 };
00325
00326
00327 }
00328
00329
00330 #define ITK_TEMPLATE_VectorImage(_, EXPORT, x, y) namespace itk { \
00331 _(2(class EXPORT VectorImage< ITK_TEMPLATE_2 x >)) \
00332 namespace Templates { typedef VectorImage< ITK_TEMPLATE_2 x > VectorImage##y; } \
00333 }
00334
00335 #if ITK_TEMPLATE_EXPLICIT
00336 # include "Templates/itkVectorImage+-.h"
00337 #endif
00338
00339 #if ITK_TEMPLATE_TXX
00340 # include "itkVectorImage.txx"
00341 #endif
00342
00343 #endif
00344